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lavc/h2645_parse: add h264_nal_unit_name for h264 NAL type.
Signed-off-by: Jun Zhao <mypopydev@gmail.com>
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@ -26,8 +26,12 @@
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#define QP_MAX_NUM (51 + 6*6) // The maximum supported qp
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/* NAL unit types */
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/*
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* Table 7-1 – NAL unit type codes, syntax element categories, and NAL unit type classes in
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* T-REC-H.264-201704
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*/
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enum {
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H264_NAL_UNSPECIFIED = 0,
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H264_NAL_SLICE = 1,
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H264_NAL_DPA = 2,
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H264_NAL_DPB = 3,
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@ -41,7 +45,24 @@ enum {
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H264_NAL_END_STREAM = 11,
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H264_NAL_FILLER_DATA = 12,
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H264_NAL_SPS_EXT = 13,
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H264_NAL_PREFIX = 14,
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H264_NAL_SUB_SPS = 15,
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H264_NAL_DPS = 16,
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H264_NAL_RESERVED17 = 17,
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H264_NAL_RESERVED18 = 18,
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H264_NAL_AUXILIARY_SLICE = 19,
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H264_NAL_EXTEN_SLICE = 20,
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H264_NAL_DEPTH_EXTEN_SLICE = 21,
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H264_NAL_RESERVED22 = 22,
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H264_NAL_RESERVED23 = 23,
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H264_NAL_UNSPECIFIED24 = 24,
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H264_NAL_UNSPECIFIED25 = 25,
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H264_NAL_UNSPECIFIED26 = 26,
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H264_NAL_UNSPECIFIED27 = 27,
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H264_NAL_UNSPECIFIED28 = 28,
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H264_NAL_UNSPECIFIED29 = 29,
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H264_NAL_UNSPECIFIED30 = 30,
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H264_NAL_UNSPECIFIED31 = 31,
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};
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@ -28,6 +28,7 @@
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#include "bytestream.h"
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#include "hevc.h"
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#include "h264.h"
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#include "h2645_parse.h"
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int ff_h2645_extract_rbsp(const uint8_t *src, int length,
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@ -218,6 +219,47 @@ static const char *hevc_nal_unit_name(int nal_type)
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return hevc_nal_type_name[nal_type];
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}
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static const char *h264_nal_type_name[32] = {
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"Unspecified 0", //H264_NAL_UNSPECIFIED
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"Coded slice of a non-IDR picture", // H264_NAL_SLICE
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"Coded slice data partition A", // H264_NAL_DPA
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"Coded slice data partition B", // H264_NAL_DPB
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"Coded slice data partition C", // H264_NAL_DPC
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"IDR", // H264_NAL_IDR_SLICE
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"SEI", // H264_NAL_SEI
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"SPS", // H264_NAL_SPS
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"PPS", // H264_NAL_PPS
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"AUD", // H264_NAL_AUD
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"End of sequence", // H264_NAL_END_SEQUENCE
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"End of stream", // H264_NAL_END_STREAM
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"Filler data", // H264_NAL_FILLER_DATA
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"SPS extension", // H264_NAL_SPS_EXT
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"Prefix", // H264_NAL_PREFIX
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"Subset SPS", // H264_NAL_SUB_SPS
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"Depth parameter set", // H264_NAL_DPS
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"Reserved 17", // H264_NAL_RESERVED17
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"Reserved 18", // H264_NAL_RESERVED18
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"Auxiliary coded picture without partitioning", // H264_NAL_AUXILIARY_SLICE
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"Slice extension", // H264_NAL_EXTEN_SLICE
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"Slice extension for a depth view or a 3D-AVC texture view", // H264_NAL_DEPTH_EXTEN_SLICE
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"Reserved 22", // H264_NAL_RESERVED22
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"Reserved 23", // H264_NAL_RESERVED23
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"Unspecified 24", // H264_NAL_UNSPECIFIED24
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"Unspecified 25", // H264_NAL_UNSPECIFIED25
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"Unspecified 26", // H264_NAL_UNSPECIFIED26
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"Unspecified 27", // H264_NAL_UNSPECIFIED27
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"Unspecified 28", // H264_NAL_UNSPECIFIED28
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"Unspecified 29", // H264_NAL_UNSPECIFIED29
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"Unspecified 30", // H264_NAL_UNSPECIFIED30
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"Unspecified 31", // H264_NAL_UNSPECIFIED31
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};
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static const char *h264_nal_unit_name(int nal_type)
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{
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av_assert0(nal_type >= 0 && nal_type < 32);
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return h264_nal_type_name[nal_type];
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}
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static int get_bit_length(H2645NAL *nal, int skip_trailing_zeros)
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{
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int size = nal->size;
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@ -280,8 +322,8 @@ static int h264_parse_nal_header(H2645NAL *nal, void *logctx)
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nal->type = get_bits(gb, 5);
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av_log(logctx, AV_LOG_DEBUG,
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"nal_unit_type: %d, nal_ref_idc: %d\n",
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nal->type, nal->ref_idc);
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"nal_unit_type: %d(%s), nal_ref_idc: %d\n",
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nal->type, h264_nal_unit_name(nal->type), nal->ref_idc);
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return 1;
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}
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